Israel Aerospace Industries (IAI) has developed a machine that uses ultraviolet (UV) light to kill viruses and bacteria on hospital surfaces. This will allow medical centers to speed up the sterilization of rooms (previously used chemicals) and make them ready for new patients.

https://www.timesofisrael.com/from-swords-to-plows-iai-seeks-to-battle-coronavirus-with-uv-light-tech/